19/03/2020 Approximations and Estimations(Study by Topics Junior Class) 0Comments by Gate Academy Welcome to your Approximations and Estimations(Study by Topics Junior Class) NAME EMAIL PHONE NUMBER 1. Express 9126 to the nearest thousand.91009000100009120910002. Approximate 0.4059 to 2 significant figures.0.400.40.4050.410.4063. Find an estimate for √98107.469.24. A ball has diameter 20 cm. The volume of the ball, correct to two significant figures is5,000 cm³4,200 cm³3,500 cm³4,000 cm³5. Find the estimated answers of the equation :0.20.15510.146. Evaluate 4512/0.05 correct to three significant figures902090240902902007. Correct 0.3748 to two significant figures.0.300.380.370.390.408. You’ve decided to add another room to the carpet buying. The last room is 3.9m by 2.2m. How much carpet do I need for all three rooms?23.2 m²20.9 m²15 m²20 m²9. In order to take his family to a show, Sergio will have to purchase 2 adult tickets and 3 child tickets. Given that an adult ticket costs £32.60 and a child ticket costs £17.50, work out an estimate for how much it will cost Sergio to take his whole family to this show.100708012010. Calculate the approximate cost of 128 books at N450.50 each57,664.0058,000.0057,500.0058,500.0011. 0.009238 to 3 significant figures.0.010.0090.009230.9230.0092412. Estimate the answer to 1015202513. Calculate the approximate cost of 15 mobile phones at $102.99 each$1496.86$1544.85$1566.98$1500.0014. A price of unleaded petrol is N97 per litre. A company buys 692 litres, calculate the actual amount paid by the companyN70,000N68,000N72,763N67,12415. Find the estimated answer by rounding each number in to 1 sf0.3270.2140.1750.13816. Find the estimated answers of the equation :87.577.4807517. James wants to buy 5 pens and 3 pencils. The pens cost $£1.89$ each and the pencils cost 45p. Find an estimate for how much this will cost James in $£$.10.6011.5011.0012.0018. The area of a rectangle is 65.69 cm², estimate the perimeter of the rectangle32 cm30 cm34 cm35.78 cm19. A chicken farmer collected 412 eggs in March and 596 in April. How many more eggs were collected in April? Round your numbers to the nearest 10.180 eggs980 eggs80 eggs380 eggs20. You want to buy carpet for two rooms. The first is 3.2m by 2.7m. The second is smaller, 1.16m by 2.5m. How much carpet do you need to buy to be sure of having enough for both rooms?12.45 m²12 m²11.09 m²11.54 m²21 out of 20Time is Up!